-Usually are mixed because stress affects the whole person-Even good stress can be hard on your health-Cumulative stress increases risk of health impacts

Stess models

General Adaptation Syndrome(GAS)

-Developed by Selye-Stress is a nonspecific response of the body to any kind of demand made upon it (physical, social, psychological)-Stress can be observed only by the changes it produces in the body-Occurs with the release of adaptive hormones and changes in the body-3 stages-alarm reaction,stage of resistance, stage of exhaustion

Stage of Resistance:

Stage of Exhaustion:

adaptation cannot be maintained, extensive generalized consequences to health, physical exhaustion, death if not “rescued” (learn to cope, reduce the stress, etc)

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Selye’s General Adaptation Syndrome

Homeostasis---alarm---resistance---exhaustion---death or recovery

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what are some indicators of stress?

-Physiologic-Cognitive-Psychological

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Physiologic Indicators of Stress

-THINK SNS-Sympathetic&neuroendocrine systems)-Pupils dilateSweat production increasesHeart rate and cardiac output increaseSkin is pallidSodium and water retainedRate and depth of respiration increaseUrinary output decreasesMouth may be dryPeristalsis of the intestines decrease for serious threatsMental alertness improvesBlood sugar increases

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Psychological Indicators of Stress

AngryShort TemperedDepressedDefensiveAnxiousFearfulWithdrawn

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Anxiety

A state of mental uneasinessSource may or may not be identifiableVagueResult of psychological or emotional conflict

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Fear

An emotion or feeling of apprehensionSource is identifiableDefiniteResult of a specific physical or psychological entity